module teapo.storage.attached.indexedDB {

​

  export class StorageAccess implements attached.StorageAccess {

​

    constructor(private _db: IDBDatabase) {

    }

​

    update(

      byFullPath: PropertiesByFullPath,

      timestamp: number,

      callback: (error: Error) => void): void {

​

      var transaction = this._db.transaction(['files', 'metadata'], 'readwrite');

      transaction.onerror = (errorEvent) => callback(wrapErrorEvent(errorEvent, 'update: transaction'));

      var filesStore = transaction.objectStore('files');

      var outstandingRequests = 1;

​

      function oneError(errorEvent: ErrorEvent, moreDescription) {

        if (!outstandingRequests) return;

​

        outstandingRequests = 0;

        callback(wrapErrorEvent(errorEvent, moreDescription));

      }

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      function oneCompleted() {

        if (!outstandingRequests) return;

​

        outstandingRequests--;

        callback(null);

      }

​

      for (var fullPath in byFullPath) if (byFullPath.hasOwnProperty(fullPath)) {

​

        var getFile = filesStore.get(fullPath);

        getFile.onerror = (errorEvent) => callback(wrapErrorEvent(errorEvent, 'update: objectStore(files).get(' + file + ')'));

        getFile.onsuccess = (event) => {

​

          var fileData: FileData = getFile.result || { path: fullPath, properties: {} };

​

          var properties = fileData.properties || (fileData.properties = {});

​

          var putFile = filesStore.put(fileData);

          putFile.onerror = (errorEvent) => callback(wrapErrorEvent(errorEvent, 'update: objectStore(files).get(' + file + ')-put(' + property + ',' + value + ')'));

          putFile.onsuccess = (event) =>

            this._updateEditedUTC(

              Date.now(),

              transaction,

              (errorEvent) => callback(wrapErrorEvent(errorEvent, 'update: _updateEditedUTC')));

        };

      }

​

    }

​

    read(

      fullPath: string,

      callback: (properties: { [property: string]: string; }) => void): void {

      // TODO: read stuff

    }

​

  }

​

}